Global data storage calculated at 295 exabytes in 2007

Tweet A study, published in the journal Science, calculates the amount of data stored in the world by 2007 as 295 exabytes.

exabyte    is  10 ^ 18 bytes or one million terabytes
petabyte   is  10 ^ 15 bytes or one thousand terabytes
terabyte   is  10 ^ 12 bytes or one thousand gigabytes or one thousand slightly compressed full length DVD quality video movies

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